MIL-PRF-87961B
3.1 First article. When specified (see 6.2), the hose or hose assembly, shall be subjected
to first article inspection in accordance with 4.2.
3.2 Recycled, recovered, or environmentally preferable materials. Recycled, recovered,
or environmentally preferable materials should be used to the maximum extent possible,
provided that the material meets or exceeds the operational and maintenance requirements, and
promotes economically advantageous life cycle costs.
3.3 Materials. All materials shall be suitably treated to resist corrosion due to
electrolytic decomposition and any other atmospheric condition that may be encountered during
operational use and storage (see 6.3). The use of toxic chemicals, hazardous substances, or ozone
depleting chemicals shall be avoided, whenever feasible.
3.3.1 Safety specific materials. All materials used shall be capable of operating in a pure
oxygen environment without creating a health or fire hazard (see 6.9). Cadmium shall not be
used.
3.3.2 Ozone resistance. Elastomer components and end covers shall be composed of
ozone resistant materials (see 6.3).
3.4 Interface.
3.4.1 Color. The hose outer covering shall be lusterless green, color 34410 of FED-
STD-595. Unless otherwise specified in the acquisition document (see 6.2). The end cover shall
be lusterless green, color 34410 of FED-STD-595.
3.4.2 Fittings. The hose and end covers shall be compatible with MS22058 connectors
and NAS397 clamps.
3.4.3 Dimensions. The hose shall conform to the dimensions shown figure 1 3, 4, or 5.
3.5 Performance.
3.5.1 Components.
3.5.1.1 Hose reinforcement. The hose shall be reinforced (see 6.4 and figure 2).
3.5.1.2 End cover. The ends of the hose shall be provided with an end cover (see
figures1 through 3).
3.5.1.3 Outer covering. The hose shall be provided with an outer covering (see 6.9).
3.5.2 Odor. The hose shall be odorless.
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